| Lap | Position | Time | Pace |
|---|---|---|---|
| 1 | 2 | 18.504 | N/A |
| 2 | 4 | 23.639 | 16/6:13.089 |
| 3 | 4 | 21.289 | 17/6:17.928 |
| 4 | 4 | 20.729 | 17/6:08.674 |
| 5 | 3 | 20.128 | 17/6:01.644 |
| 6 | 3 | 19.923 | 18/6:17.911 |
| 7 | 4 | 21.586 | 18/6:19.170 |
| 8 | 4 | 19.715 | 18/6:15.525 |
| 9 | 4 | 19.304 | 18/6:11.919 |
| 10 | 4 | 19.656 | 18/6:09.778 |
| 11 | 5 | 21.857 | 18/6:11.808 |
| 12 | 4 | 21.948 | 18/6:13.609 |
| 13 | 4 | 19.707 | 18/6:11.935 |
| 14 | 5 | 21.403 | 18/6:12.736 |
| 15 | 5 | 20.785 | 18/6:12.673 |
| 16 | 5 | 19.745 | 18/6:11.439 |
| 17 | 5 | 21.678 | 18/6:12.414 |
| 18 | 5 | 20.489 | 18/6:12.085 |